зеркало из https://github.com/mozilla/pjs.git
596 строки
20 KiB
C++
596 строки
20 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsEditorController.h"
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#include "nsIGfxTextControlFrame.h"
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#include "nsIEditor.h"
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#include "nsIFormControlFrame.h"
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#include "nsIDOMSelection.h"
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#include "nsISelectionController.h"
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#include "nsIDocument.h"
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#include "nsIPresShell.h"
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//USED FOR DEPRICATED CALL...
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//#include "nsGenericHTMLElement.h"
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NS_IMPL_ADDREF(nsEditorController)
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NS_IMPL_RELEASE(nsEditorController)
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NS_INTERFACE_MAP_BEGIN(nsEditorController)
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NS_INTERFACE_MAP_ENTRY(nsIController)
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NS_INTERFACE_MAP_ENTRY(nsIEditorController)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIEditorController)
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NS_INTERFACE_MAP_END
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nsEditorController::nsEditorController()
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{
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NS_INIT_REFCNT();
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mContent = nsnull;
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mEditor = nsnull;
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mUndoString = "cmd_undo";
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mRedoString = "cmd_redo";
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mCutString = "cmd_cut";
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mCopyString = "cmd_copy";
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mPasteString = "cmd_paste";
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mDeleteString = "cmd_delete";
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mSelectAllString = "cmd_selectAll";
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mBeginLineString = "cmd_beginLine";
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mEndLineString = "cmd_endLine";
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mSelectBeginLineString = "cmd_selectBeginLine";
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mSelectEndLineString = "cmd_selectEndLine";
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mScrollTopString = "cmd_scrollTop";
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mScrollBottomString = "cmd_scrollBottom";
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mMoveTopString = "cmd_moveTop";
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mMoveBottomString= "cmd_moveBottom";
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mSelectMoveTopString = "cmd_selectTop";
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mSelectMoveBottomString= "cmd_selectBottom";
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mLineNextString = "cmd_lineNext";
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mLinePreviousString = "cmd_linePrevious";
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mSelectLineNextString = "cmd_selectLineNext";
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mSelectLinePreviousString = "cmd_selectLinePrevious";
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mLeftString = "cmd_charPrevious";
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mRightString = "cmd_charNext";
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mSelectLeftString = "cmd_selectCharPrevious";
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mSelectRightString= "cmd_selectCharNext";
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mWordLeftString = "cmd_wordPrevious";
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mWordRightString = "cmd_wordNext";
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mSelectWordLeftString = "cmd_selectWordPrevious";
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mSelectWordRightString= "cmd_selectWordNext";
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mScrollPageUp = "cmd_scrollPageUp";
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mScrollPageDown = "cmd_scrollPageDown";
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mScrollLineUp = "cmd_scrollLineUp";
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mScrollLineDown = "cmd_scrollLineDown";
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mMovePageUp = "cmd_scrollPageUp";
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mMovePageDown = "cmd_scrollPageDown";
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mSelectMovePageUp = "cmd_selectPageUp";
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mSelectMovePageDown = "cmd_selectPageDown";
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mDeleteCharBackward = "cmd_deleteCharBackward";
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mDeleteCharForward = "cmd_deleteCharForward";
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mDeleteWordBackward = "cmd_deleteWordBackward";
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mDeleteWordForward = "cmd_deleteWordForward";
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mDeleteToBeginningOfLine = "cmd_deleteToBeginningOfLine";
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mDeleteToEndOfLine = "cmd_deleteToEndOfLine";
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}
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nsEditorController::~nsEditorController()
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{
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}
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NS_IMETHODIMP nsEditorController::SetContent(nsIHTMLContent *aContent)
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{
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// indiscriminately sets mContent, no ref counting here
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mContent = aContent;
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return NS_OK;
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}
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NS_IMETHODIMP nsEditorController::SetEditor(nsIEditor *aEditor)
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{
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// null editors are allowed
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mEditor = aEditor;
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return NS_OK;
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}
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/* =======================================================================
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* nsIController
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* ======================================================================= */
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NS_IMETHODIMP nsEditorController::IsCommandEnabled(const PRUnichar *aCommand, PRBool *aResult)
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{
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NS_ENSURE_ARG_POINTER(aCommand);
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NS_ENSURE_ARG_POINTER(aResult);
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*aResult = PR_FALSE;
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nsCOMPtr<nsIEditor> editor;
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NS_ENSURE_SUCCESS(GetEditor(getter_AddRefs(editor)), NS_ERROR_FAILURE);
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// a null editor is a legal state
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if (PR_TRUE==mUndoString.Equals(aCommand))
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{ // we can undo if the editor says we can undo
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if (editor)
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{
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PRBool isEnabled;
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NS_ENSURE_SUCCESS(editor->CanUndo(isEnabled, *aResult), NS_ERROR_FAILURE);
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}
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}
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else if (PR_TRUE==mRedoString.Equals(aCommand))
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{ // we can redo if the editor says we can undo
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if (editor)
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{
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PRBool isEnabled;
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NS_ENSURE_SUCCESS(editor->CanRedo(isEnabled, *aResult), NS_ERROR_FAILURE);
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}
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}
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else if (PR_TRUE==mCutString.Equals(aCommand))
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{ // we can cut if the editor has a non-collapsed selection and is not readonly
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if (editor)
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{
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nsCOMPtr<nsIDOMSelection> selection;
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NS_ENSURE_SUCCESS(editor->GetSelection(getter_AddRefs(selection)), NS_ERROR_FAILURE);
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if (selection)
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{
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PRBool collapsed;
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NS_ENSURE_SUCCESS(selection->GetIsCollapsed(&collapsed), NS_ERROR_FAILURE);
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if ((PR_FALSE==collapsed) && (PR_TRUE==IsEnabled())) {
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*aResult = PR_TRUE;
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}
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}
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}
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}
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else if (PR_TRUE==mCopyString.Equals(aCommand))
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{ // we can copy if the editor has a non-collapsed selection
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if (editor)
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{
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nsCOMPtr<nsIDOMSelection> selection;
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NS_ENSURE_SUCCESS(editor->GetSelection(getter_AddRefs(selection)), NS_ERROR_FAILURE);
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if (selection)
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{
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PRBool collapsed;
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NS_ENSURE_SUCCESS(selection->GetIsCollapsed(&collapsed), NS_ERROR_FAILURE);
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if (PR_FALSE==collapsed) {
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*aResult = PR_TRUE;
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}
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}
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}
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}
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else if (PR_TRUE==mPasteString.Equals(aCommand))
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{ // paste is enabled if there is text on the clipbard and if the editor is not readonly or disabled
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// XXX: implement me
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*aResult = PR_TRUE;
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}
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else if (PR_TRUE==mDeleteString.Equals(aCommand))
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{ // delete is enabled if there is any content and if the editor is not readonly or disabled
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*aResult = PR_TRUE;
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}
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else if (PR_TRUE==mSelectAllString.Equals(aCommand))
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{ // selectAll is enabled if there is any content and if the editor is not disabled (readonly is ok)
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*aResult = PR_TRUE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP nsEditorController::SupportsCommand(const PRUnichar *aCommand, PRBool *aResult)
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{
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NS_ENSURE_ARG_POINTER(aCommand);
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NS_ENSURE_ARG_POINTER(aResult);
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// XXX: need to check the readonly and disabled states
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*aResult = PR_FALSE;
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if ((PR_TRUE==mUndoString.Equals(aCommand)) ||
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(PR_TRUE==mRedoString.Equals(aCommand)) ||
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(PR_TRUE==mCutString.Equals(aCommand)) ||
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(PR_TRUE==mCopyString.Equals(aCommand)) ||
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(PR_TRUE==mPasteString.Equals(aCommand)) ||
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(PR_TRUE==mDeleteString.Equals(aCommand)) ||
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(PR_TRUE==mDeleteCharForward.Equals(aCommand)) ||
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(PR_TRUE==mDeleteCharBackward.Equals(aCommand)) ||
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(PR_TRUE==mDeleteWordForward.Equals(aCommand)) ||
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(PR_TRUE==mDeleteWordBackward.Equals(aCommand)) ||
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(PR_TRUE==mDeleteToBeginningOfLine.Equals(aCommand)) ||
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(PR_TRUE==mDeleteToEndOfLine.Equals(aCommand)) ||
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(PR_TRUE==mSelectAllString.Equals(aCommand)) ||
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(PR_TRUE==mBeginLineString.Equals(aCommand)) ||
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(PR_TRUE==mEndLineString.Equals(aCommand)) ||
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(PR_TRUE==mSelectBeginLineString.Equals(aCommand)) ||
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(PR_TRUE==mSelectEndLineString.Equals(aCommand)) ||
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(PR_TRUE==mScrollTopString.Equals(aCommand)) ||
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(PR_TRUE==mScrollBottomString.Equals(aCommand)) ||
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(PR_TRUE==mMoveTopString.Equals(aCommand)) ||
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(PR_TRUE==mMoveBottomString.Equals(aCommand)) ||
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(PR_TRUE==mSelectMoveTopString.Equals(aCommand)) ||
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(PR_TRUE==mSelectMoveBottomString.Equals(aCommand)) ||
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(PR_TRUE==mLineNextString.Equals(aCommand)) ||
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(PR_TRUE==mLinePreviousString.Equals(aCommand)) ||
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(PR_TRUE==mLeftString.Equals(aCommand)) ||
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(PR_TRUE==mRightString.Equals(aCommand)) ||
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(PR_TRUE==mSelectLineNextString.Equals(aCommand)) ||
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(PR_TRUE==mSelectLinePreviousString.Equals(aCommand)) ||
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(PR_TRUE==mSelectLeftString.Equals(aCommand)) ||
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(PR_TRUE==mSelectRightString.Equals(aCommand)) ||
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(PR_TRUE==mWordLeftString.Equals(aCommand)) ||
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(PR_TRUE==mWordRightString.Equals(aCommand)) ||
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(PR_TRUE==mSelectWordLeftString.Equals(aCommand)) ||
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(PR_TRUE==mSelectWordRightString.Equals(aCommand)) ||
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(PR_TRUE==mScrollPageUp.Equals(aCommand)) ||
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(PR_TRUE==mScrollPageDown.Equals(aCommand)) ||
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(PR_TRUE==mScrollLineUp.Equals(aCommand)) ||
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(PR_TRUE==mScrollLineDown.Equals(aCommand)) ||
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(PR_TRUE==mMovePageUp.Equals(aCommand)) ||
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(PR_TRUE==mMovePageDown.Equals(aCommand)) ||
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(PR_TRUE==mSelectMovePageUp.Equals(aCommand)) ||
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(PR_TRUE==mSelectMovePageDown.Equals(aCommand))
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)
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{
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*aResult = PR_TRUE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP nsEditorController::DoCommand(const PRUnichar *aCommand)
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{
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NS_ENSURE_ARG_POINTER(aCommand);
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nsCOMPtr<nsIEditor> editor;
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nsCOMPtr<nsISelectionController> selCont;
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NS_ENSURE_SUCCESS(GetEditor(getter_AddRefs(editor)), NS_ERROR_FAILURE);
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if (!editor)
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{ // Q: What does it mean if there is no editor?
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// A: It means we've never had focus, so we can't do anything
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return NS_OK;
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}
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if (PR_TRUE==mUndoString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->Undo(1), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mRedoString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->Redo(1), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mCutString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->Cut(), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mCopyString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->Copy(), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mPasteString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->Paste(), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteString.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::eNext), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mSelectAllString.Equals(aCommand)) //SelectALL
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{
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NS_ENSURE_SUCCESS(editor->SelectAll(), NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteCharForward.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::eNext),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteCharBackward.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::ePrevious),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteWordForward.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::eNextWord),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteWordBackward.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::ePreviousWord),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteToBeginningOfLine.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::eToBeginningOfLine),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mDeleteToEndOfLine.Equals(aCommand))
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{
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NS_ENSURE_SUCCESS(editor->DeleteSelection(nsIEditor::eToEndOfLine),
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NS_ERROR_FAILURE);
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}
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else if (PR_TRUE==mScrollTopString.Equals(aCommand)) //ScrollTOP
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteScroll(PR_FALSE);
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}
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else if (PR_TRUE==mScrollBottomString.Equals(aCommand)) //ScrollBOTTOM
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteScroll(PR_TRUE);
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}
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else if (PR_TRUE==mMoveTopString.Equals(aCommand)) //MoveTop
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteMove(PR_FALSE,PR_FALSE);
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}
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else if (PR_TRUE==mMoveBottomString.Equals(aCommand)) //MoveBottom
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteMove(PR_TRUE,PR_FALSE);
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}
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else if (PR_TRUE==mSelectMoveTopString.Equals(aCommand)) // SelectMoveTop
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteMove(PR_FALSE,PR_TRUE);
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}
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else if (PR_TRUE==mSelectMoveBottomString.Equals(aCommand)) //SelectMoveBottom
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CompleteMove(PR_TRUE,PR_TRUE);
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}
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else if (PR_TRUE==mLineNextString.Equals(aCommand)) //DOWN
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->LineMove(PR_TRUE,PR_FALSE);
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}
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else if (PR_TRUE==mLinePreviousString.Equals(aCommand)) //UP
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->LineMove(PR_FALSE,PR_FALSE);
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}
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else if (PR_TRUE==mSelectLineNextString.Equals(aCommand)) //SelectDown
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->LineMove(PR_TRUE,PR_TRUE);
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}
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else if (PR_TRUE==mSelectLinePreviousString.Equals(aCommand)) //SelectUp
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->LineMove(PR_FALSE,PR_TRUE);
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}
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else if (PR_TRUE==mLeftString.Equals(aCommand)) //LeftChar
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CharacterMove(PR_FALSE,PR_FALSE);
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}
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else if (PR_TRUE==mRightString.Equals(aCommand)) //Right char
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CharacterMove(PR_TRUE,PR_FALSE);
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}
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else if (PR_TRUE==mSelectLeftString.Equals(aCommand)) //SelectLeftChar
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CharacterMove(PR_FALSE,PR_TRUE);
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}
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else if (PR_TRUE==mSelectRightString.Equals(aCommand)) //SelectRightChar
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->CharacterMove(PR_TRUE,PR_TRUE);
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}
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else if (PR_TRUE==mBeginLineString.Equals(aCommand)) //BeginLine
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->IntraLineMove(PR_FALSE,PR_FALSE);
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}
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else if (PR_TRUE==mEndLineString.Equals(aCommand)) //EndLine
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->IntraLineMove(PR_TRUE,PR_FALSE);
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}
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else if (PR_TRUE==mSelectBeginLineString.Equals(aCommand)) //SelectBeginLine
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->IntraLineMove(PR_FALSE,PR_TRUE);
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}
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else if (PR_TRUE==mSelectEndLineString.Equals(aCommand)) //SelectEndLine
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->IntraLineMove(PR_TRUE,PR_TRUE);
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}
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else if (PR_TRUE==mWordLeftString.Equals(aCommand)) //LeftWord
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->WordMove(PR_FALSE,PR_FALSE);
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}
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else if (PR_TRUE==mWordRightString.Equals(aCommand)) //RightWord
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->WordMove(PR_TRUE,PR_FALSE);
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}
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else if (PR_TRUE==mSelectWordLeftString.Equals(aCommand)) //SelectLeftWord
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->WordMove(PR_FALSE,PR_TRUE);
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}
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else if (PR_TRUE==mSelectWordRightString.Equals(aCommand)) //SelectRightWord
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{
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NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
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return selCont->WordMove(PR_TRUE,PR_TRUE);
|
|
}
|
|
else if (PR_TRUE==mScrollPageUp.Equals(aCommand)) //ScrollPageUp
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->ScrollPage(PR_FALSE);
|
|
}
|
|
else if (PR_TRUE==mScrollPageDown.Equals(aCommand)) //ScrollPageDown
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->ScrollPage(PR_TRUE);
|
|
}
|
|
else if (PR_TRUE==mScrollLineUp.Equals(aCommand)) //ScrollLineUp
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->ScrollLine(PR_FALSE);
|
|
}
|
|
else if (PR_TRUE==mScrollLineDown.Equals(aCommand)) //ScrollLineDown
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->ScrollLine(PR_TRUE);
|
|
}
|
|
else if (PR_TRUE==mMovePageUp.Equals(aCommand)) //MovePageUp
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->PageMove(PR_FALSE,PR_FALSE);
|
|
}
|
|
else if (PR_TRUE==mMovePageDown.Equals(aCommand)) //MovePageDown
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->PageMove(PR_TRUE,PR_FALSE);
|
|
}
|
|
else if (PR_TRUE==mSelectMovePageUp.Equals(aCommand)) //SelectMovePageUp
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->PageMove(PR_FALSE,PR_TRUE);
|
|
}
|
|
else if (PR_TRUE==mSelectMovePageDown.Equals(aCommand)) //SelectMovePageDown
|
|
{
|
|
NS_ENSURE_SUCCESS(GetSelectionController(getter_AddRefs(selCont)),NS_ERROR_FAILURE);
|
|
return selCont->PageMove(PR_TRUE,PR_TRUE);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsEditorController::OnEvent(const PRUnichar *aEventName)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEventName);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
|
|
NS_IMETHODIMP nsEditorController::GetEditor(nsIEditor ** aEditor)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEditor);
|
|
if (mEditor)
|
|
{
|
|
*aEditor = mEditor;
|
|
NS_ADDREF(*aEditor);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* nsIGfxTextControlFrame *frame;
|
|
NS_ENSURE_SUCCESS(GetFrame(&frame), NS_ERROR_FAILURE);
|
|
if (!frame) { return NS_ERROR_FAILURE; }
|
|
|
|
NS_ENSURE_SUCCESS(frame->GetEditor(aEditor), NS_ERROR_FAILURE);
|
|
*/
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsEditorController::GetSelectionController(nsISelectionController ** aSelCon)
|
|
{
|
|
nsCOMPtr<nsIEditor>editor;
|
|
nsresult result = GetEditor(getter_AddRefs(editor));
|
|
if (NS_FAILED(result) || !editor)
|
|
return result ? result : NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
result = editor->GetPresShell(getter_AddRefs(presShell));
|
|
if (NS_FAILED(result) || !presShell)
|
|
return result ? result : NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsISelectionController> selController = do_QueryInterface(presShell);
|
|
if (selController)
|
|
{
|
|
*aSelCon = selController;
|
|
NS_ADDREF(*aSelCon);
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
/*
|
|
NS_ENSURE_ARG_POINTER(aSelCon);
|
|
nsCOMPtr<nsIDocument> doc;
|
|
mContent->GetDocument(*getter_AddRefs(doc));
|
|
|
|
*aSelCon = nsnull;
|
|
if (doc)
|
|
{
|
|
PRInt32 i = doc->GetNumberOfShells();
|
|
if (i == 0)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIPresShell> presShell = getter_AddRefs(doc->GetShellAt(0));
|
|
nsCOMPtr<nsISelectionController> selController = do_QueryInterface(presShell);
|
|
if (selController)
|
|
{
|
|
*aSelCon = selController;
|
|
(*aSelCon)->AddRef();
|
|
return NS_OK;
|
|
}
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
*/
|
|
}
|
|
|
|
NS_IMETHODIMP nsEditorController::GetFrame(nsIGfxTextControlFrame **aFrame)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aFrame);
|
|
//DEPRICATED. WILL REMOVE LATER
|
|
/*
|
|
*aFrame = nsnull;
|
|
NS_ENSURE_STATE(mContent);
|
|
|
|
nsIFormControlFrame *frame = nsnull;
|
|
NS_ENSURE_SUCCESS(
|
|
nsGenericHTMLElement::GetPrimaryFrame(mContent, frame),
|
|
NS_ERROR_FAILURE
|
|
);
|
|
if (!frame) { return NS_ERROR_FAILURE; }
|
|
|
|
NS_ENSURE_SUCCESS(
|
|
frame->QueryInterface(nsIGfxTextControlFrame::GetIID(), (void**)aFrame),
|
|
NS_ERROR_FAILURE
|
|
);
|
|
*/
|
|
return NS_OK;
|
|
}
|
|
|
|
PRBool nsEditorController::IsEnabled()
|
|
{
|
|
return PR_TRUE; // XXX: need to implement this
|
|
/*
|
|
PRUint32 flags=0;
|
|
NS_ENSURE_SUCCESS(mEditor->GetFlags(&flags), NS_ERROR_FAILURE);
|
|
check eEditorReadonlyBit and eEditorDisabledBit
|
|
*/
|
|
}
|